Kocahakimoğlu Gültekin, Ceysu Kocaoglu, Nazan Koçarslan, Sezen Kocemba, Wojciech Köçeroğlu, Ruşen Köçeroğlu, Ruşen (Türkiye) Kocięcka, Maria, Division of Perinatology and Women’s Diseases, Poznan University of Medical Sciences, Poland Laboratory of Molecular Biology in the Division of Perinatology and Women’s Diseases, Poznan University of Medical Sciences, Poznan, Poland Kociecki, Jaroslaw Kocijancic, Dusica, Clinic of Obstetrics and Gynecology, Clinical Center of Serbia, Belgrade, Serbia Kociszewska, Karolina Kociszewska-Najman, Bożena Kociszewska-Najman, Bożena Kociszewska-Najman, Bożena (Poland) Kociszewski, Jacek Kociszewski, Jacek (Germany) Kociuba, Jakub Kocki, Janusz Kocot, Krzysztof Kocur, Piotr Kocylowski, Rafal Kocyłowski, Rafał, Department of Perinatology and Gynecology, Polish Mother's Memorial Hospital Research Institute, Łódź PreMediCare New Med Medical Centre, Poznań Koda, Mariusz Kogut, Małgorzata Kohl, Thomas Kojs, Zbigiew